BE586094A - Arrangement pour la fabrication de lentilles - Google Patents

Arrangement pour la fabrication de lentilles

Info

Publication number
BE586094A
BE586094A BE586094A BE586094A BE586094A BE 586094 A BE586094 A BE 586094A BE 586094 A BE586094 A BE 586094A BE 586094 A BE586094 A BE 586094A BE 586094 A BE586094 A BE 586094A
Authority
BE
Belgium
Prior art keywords
lenses
manufacture
arrangement
Prior art date
Application number
BE586094A
Other languages
English (en)
Inventor
Guido Foschi
Original Assignee
Royal S P A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Royal S P A filed Critical Royal S P A
Publication of BE586094A publication Critical patent/BE586094A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
BE586094A 1958-12-29 1959-12-29 Arrangement pour la fabrication de lentilles BE586094A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1930859 1958-12-29

Publications (1)

Publication Number Publication Date
BE586094A true BE586094A (fr) 1960-04-19

Family

ID=38652763

Family Applications (1)

Application Number Title Priority Date Filing Date
BE586094A BE586094A (fr) 1958-12-29 1959-12-29 Arrangement pour la fabrication de lentilles

Country Status (2)

Country Link
BE (1) BE586094A (fr)
FR (1) FR1243727A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3112751A1 (de) * 1981-03-31 1982-10-07 Fa. Carl Zeiss, 7920 Heidenheim Formwerkzeug zur herstellung von teilen aus thermoplastischem material

Also Published As

Publication number Publication date
FR1243727A (fr) 1966-03-25

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